Gates 23349 Radiator Coolant Hose - Upper

Gates 23349 Upper Radiator Hose

The Gates Molded Coolant Hose 23349 is an OE-style upper radiator hose built for specific Buick, Oldsmobile, and Pontiac applications. It uses molded EPDM construction and OEM-quality dimensions to match the original routing and connection points for a direct replacement.

Key Features

• Molded upper radiator hose for factory-style fitment
• EPDM construction for coolant system service
• 1.27 in. (32 mm) inside diameter at both ends
• 18.6 in. (472 mm) centerline length
• No spring, no branch, and no quick-connect fittings
• Direct replacement part number: Gates 23349

Product Details

Gates Molded Coolant Hose line is built for upper, lower, bypass, heater, and other coolant routing applications using OEM-quality specifications. This Gates 23349 hose is shaped to follow the original path in the engine bay, helping maintain proper coolant flow and a clean factory-style installation. It is a direct-fit radiator coolant hose for select 1992-1995 Buick LeSabre and Park Avenue, 1992-1995 Oldsmobile 88 and 98, and 1992-1995 Pontiac Bonneville upper hose applications. This part cross-references Dayco 71519 for the same application.

Common Replacement Uses

• Cracked or hardened upper radiator hose
• Coolant leaks at the hose body or connection ends
• Incorrect hose routing after prior repairs
• Heat-related hose swelling or collapse
• Restoring proper coolant transfer from radiator to engine

Installation Notes

Verify the vehicle year, make, model, and upper hose routing before installation. Compare the original hose shape, end diameters, and centerline length to confirm the correct replacement. Inspect hose clamps, necks, and adjacent cooling system components for wear or corrosion before reassembly. Gates 23349 is a molded coolant hose, so proper alignment with the factory routing is important for a secure fit.

Quality Assurance

Gates manufactures this molded coolant hose to OEM-quality specifications using EPDM material for cooling system service. The Gates 23349 part number is used for select upper radiator hose applications on Buick LeSabre, Buick Park Avenue, Oldsmobile 88, Oldsmobile 98, and Pontiac Bonneville models from 1992-1995.